Sylvester Stallone as John Rambo

Richard Crenna as Col. Samuel Trautman

Brian Dennehy as Hope Sheriff Will Teasle

Bill McKinney as State Police Capt. Dave Kern

Jack Starrett as Deputy Sgt. Arthur Galt

Michael Talbott as Deputy Balford

Chris Mulkey as Deputy Ward

John McLiam as Orval the Dog Man

Alf Humphreys as Deputy Lester

David Caruso as Deputy Mitch

David L. Crowley as Deputy Shingleton

Don MacKay as Preston

Charles A. Tamburro as Helicopter pilot

David Petersen as Trooper

Craig Huston as Radio operator

Patrick Stack as Lt. Morgen

Stephen E. Miller as Guardsman #1

Raimund Stamm as Guardsman #2

Robert Metcalfe as Guardsman #3

Stephen Dimopoulos as Guardsman #4

Bruce Greenwood as Guardsman #5

Earl Klein as Guardsman #6

Danny Wozna as Boy

Peter Lonstrup as Attendant

Mike Winlaw as TV Reporter

Donald Adams as Guard C.O.

David Menzies as Miner

Frank Richter as Man on Street #1

Grahman L. Galativk as Man on Street #2

Ian Hutchinson as Man on Street #3

Amy Alexander as Woman on Street

Gary Hetherington as Hunter

Alex Kliner as Hunter

R.G. Miller as Hunter

Bruce Paul Barbour as Robert A. Cathcart (uncredited)

Stephen Chang as VC Commander (uncredited)

Suzee Pai as Vietnamese Prostitute (uncredited)

Robert Prowse as Soldier (uncredited)

Jack Rigg as Bobby - The Base Camp Radio Operator (uncredited)

Helene Udy as Small Girl (uncredited)